>protagonist and antagonist team up because of common enemy
I know I've seen it happen but I can't remember where. Cowboys and Aliens comes to mind, sort of.
>>86204142
Aliens vs. Predator?
>>86204142
BvS
>>86204142
>Combine juvenile shock humor with metaphysical angst
Ballistic Ecks vs Sever
Night's Watch and Wildlings under the command of John Snow to fight the White Walkers.
>>86204142
Brave express corps Mightgaine
Pokemon 2000
>>86204142
Yugioh
>>86206440
Z squad + Vegeta against Frieza and his goons.
>those episodes of Tom & Jerry where Tom and Jerry teamed up to beat a common enemy